K
Kick (get a kick or has a
kick):
Get
enjoyment from.
Do you get a kick out of watching me suffer?
Those peppers have a kick! Watch out!
Klutz:
Someone who is clumsy.
I’m such a klutz. I trip over my own feet!
Knock:
To say bad things about.
Kimchi tacos? Don’t knock 'em till you try 'em.
Knuckle sandwich:
Punch in the mouth (or face).
If you say anything else, I’ll give you a knuckle sandwich.